From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 21:33:14 +0200 Subject: Adding upstream version 115.7.0esr. Signed-off-by: Daniel Baumann --- nsprpub/pr/tests/initclk.c | 77 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 77 insertions(+) create mode 100644 nsprpub/pr/tests/initclk.c (limited to 'nsprpub/pr/tests/initclk.c') diff --git a/nsprpub/pr/tests/initclk.c b/nsprpub/pr/tests/initclk.c new file mode 100644 index 0000000000..65d8b17e71 --- /dev/null +++ b/nsprpub/pr/tests/initclk.c @@ -0,0 +1,77 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +/* + * This is a regression test for the bug that the interval timer + * is not initialized when _PR_CreateCPU calls PR_IntervalNow. + * The bug would make this test program finish prematurely, + * when the SHORT_TIMEOUT period expires. The correct behavior + * is for the test to finish when the LONG_TIMEOUT period expires. + */ + +#include "prlock.h" +#include "prcvar.h" +#include "prthread.h" +#include "prinrval.h" +#include "prlog.h" +#include +#include + +/* The timeouts, in milliseconds */ +#define SHORT_TIMEOUT 1000 +#define LONG_TIMEOUT 3000 + +PRLock *lock1, *lock2; +PRCondVar *cv1, *cv2; + +void ThreadFunc(void *arg) +{ + PR_Lock(lock1); + PR_WaitCondVar(cv1, PR_MillisecondsToInterval(SHORT_TIMEOUT)); + PR_Unlock(lock1); +} + +int main(int argc, char **argv) +{ + PRThread *thread; + PRIntervalTime start, end; + PRUint32 elapsed_ms; + + lock1 = PR_NewLock(); + PR_ASSERT(NULL != lock1); + cv1 = PR_NewCondVar(lock1); + PR_ASSERT(NULL != cv1); + lock2 = PR_NewLock(); + PR_ASSERT(NULL != lock2); + cv2 = PR_NewCondVar(lock2); + PR_ASSERT(NULL != cv2); + start = PR_IntervalNow(); + thread = PR_CreateThread( + PR_USER_THREAD, + ThreadFunc, + NULL, + PR_PRIORITY_NORMAL, + PR_LOCAL_THREAD, + PR_JOINABLE_THREAD, + 0); + PR_ASSERT(NULL != thread); + PR_Lock(lock2); + PR_WaitCondVar(cv2, PR_MillisecondsToInterval(LONG_TIMEOUT)); + PR_Unlock(lock2); + PR_JoinThread(thread); + end = PR_IntervalNow(); + elapsed_ms = PR_IntervalToMilliseconds((PRIntervalTime)(end - start)); + /* Allow 100ms imprecision */ + if (elapsed_ms < LONG_TIMEOUT - 100 || elapsed_ms > LONG_TIMEOUT + 100) { + printf("Elapsed time should be %u ms but is %u ms\n", + LONG_TIMEOUT, elapsed_ms); + printf("FAIL\n"); + exit(1); + } + printf("Elapsed time: %u ms, expected time: %u ms\n", + LONG_TIMEOUT, elapsed_ms); + printf("PASS\n"); + return 0; +} -- cgit v1.2.3